| [1101] | 1 | /*
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| 2 | * ps2_hdd.h
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| 3 | * $Id: ps2_hdd.h,v 1.5 2005/07/10 21:06:48 bobi Exp $
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| 4 | *
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| 5 | * borrowed from ps2fdisk
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| 6 | */
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| 7 |
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| 8 | #ifndef _PS2_HDD_H_
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| 9 | #define _PS2_HDD_H_
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| 10 |
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| 11 | typedef unsigned char u_char;
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| 12 | typedef unsigned int u_int;
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| 13 | typedef unsigned short u_short;
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| 14 | typedef unsigned long u_long;
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| 15 |
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| 16 | /* Various PS2 partition constants */
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| 17 | #define PS2_PARTITION_MAGIC "APA" /* "APA\0" */
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| 18 | #define PS2_PART_IDMAX 32
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| 19 | #define PS2_PART_NAMEMAX 128
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| 20 | #define PS2_PART_MAXSUB 64 /* Maximum # of sub-partitions */
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| 21 | #define PS2_PART_FLAG_SUB 0x0001 /* Is partition a sub-partition? */
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| 22 | #define PS2_MBR_VERSION 2 /* Current MBR version */
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| 23 |
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| 24 | /* Partition types */
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| 25 | #define PS2_MBR_PARTITION 0x0001
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| 26 | #define PS2_SWAP_PARTITION 0x0082
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| 27 | #define PS2_LINUX_PARTITION 0x0083
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| 28 | #define PS2_GAME_PARTITION 0x0100
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| 29 |
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| 30 | /* Date/time descriptor used in on-disk partition header */
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| 31 | typedef struct ps2fs_datetime_type
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| 32 | {
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| 33 | u_char unused;
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| 34 | u_char sec;
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| 35 | u_char min;
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| 36 | u_char hour;
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| 37 | u_char day;
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| 38 | u_char month;
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| 39 | u_short year;
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| 40 | } ps2fs_datetime_t;
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| 41 |
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| 42 | /* On-disk partition header for a partition */
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| 43 | typedef struct ps2_partition_header_type
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| 44 | {
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| 45 | u_long checksum; /* Sum of all 256 words, assuming checksum==0 */
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| 46 | u_char magic [4]; /* PS2_PARTITION_MAGIC */
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| 47 | u_long next; /* Sector address of next partition */
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| 48 | u_long prev; /* Sector address of previous partition */
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| 49 | char id [PS2_PART_IDMAX];
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| 50 | char unknown1 [16];
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| 51 | u_long start; /* Sector address of this partition */
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| 52 | u_long length; /* Sector count */
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| 53 | u_short type;
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| 54 | u_short flags; /* PS2_PART_FLAG_* */
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| 55 | u_long nsub; /* No. of sub-partitions (stored in main partition) */
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| 56 | ps2fs_datetime_t created;
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| 57 | u_long main; /* For sub-partitions, main partition sector address */
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| 58 | u_long number; /* For sub-partitions, sub-partition number */
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| 59 | u_short unknown2;
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| 60 | char unknown3 [30];
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| 61 | char name [PS2_PART_NAMEMAX];
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| 62 | struct
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| 63 | {
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| 64 | char magic [32]; /* Copyright message in MBR */
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| 65 | char unknown_0x02;
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| 66 | char unknown1 [7];
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| 67 | ps2fs_datetime_t created; /* Same as for the partition, it seems*/
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| 68 | u_long data_start; /* Some sort of MBR data; position in sectors*/
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| 69 | u_long data_len; /* Length also in sectors */
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| 70 | char unknown2 [200];
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| 71 | } mbr;
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| 72 | struct
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| 73 | { /* Sub-partition data */
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| 74 | u_long start;/* Sector address */
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| 75 | u_long length;/* Sector count */
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| 76 | } subs [PS2_PART_MAXSUB];
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| 77 | } ps2_partition_header_t;
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| 78 |
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| 79 | #endif /* _PS2_HDD_H_ */
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